Cap



FIG. 1 is a top perspective view of my new design for a cap;

FIG. 2 is a bottom perspective view of the cap of FIG. 1;

FIG. 3 is a side view of the cap of FIG. 1;

FIG. 4 is a top view of the cap of FIG. 1; and,

FIG. 5 is a bottom view of the cap of FIG. 1. 

The ornamental design for a cap, as shown and described. 